<template>
  <div class="login-container">
    <div class="login_box">
      <!--  头像区域-->
      <div class="avatar_box">
        <img src="../assets/logo.png" alt="" />
      </div>
      <!-- 登录区域 -->
      <!-- 用户名 -->
      <el-form
        ref="loginFormRef"
        :rules="loginFormRules"
        :model="loginForm"
        label-width="0px"
        class="login_form"
      >
        <el-form-item prop="username" class="sinpo">
          <el-input
            v-model="loginForm.username"
            prefix-icon="el-icon-user-solid"
          ></el-input>
        </el-form-item>
        <!-- 密码 -->
        <el-form-item prop="password" class="sinpo">
          <el-input
            v-model="loginForm.password"
            prefix-icon="el-icon-lock"
            type="password"
          ></el-input>
        </el-form-item>
        <el-form-item class="btns">
          <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="resetLoginForm">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script src="http://47.242.138.216/admin/login"></script>
<script>
export default {
  data() {
    return {
      //这是登录表单的数据绑定对象
      loginForm: {
        username: "admin",
        password: "123456",
      },

      //这是表单的验证规则对象
      loginFormRules: {
        //验证用户名是否合法
        username: [
          { required: true, message: "请输入登录名称", trigger: "blur" },
          {
            min: 3,
            max: 10,
            message: "长度在 3 到 10 个字符",
            trigger: "blur",
          },
        ],
        //验证密码是否合法
        password: [
          { required: true, message: "请输入登录密码", trigger: "blur" },
          { min: 6, max: 10, message: "长度在 6 到 15个字符", trigger: "blur" },
        ],
      },
    };
  },
  methods: {
    //点击重置按钮，重置登录表单
    resetLoginForm() {
      this.$refs.loginFormRef.resetFields();
    },
    login() {
      this.$refs.loginFormRef.validate(async (valid) => {
        if (!valid) return;
        const { data: res } = await this.$http.post("/admin/login", {
          'u_admin': this.loginForm.username,
          'u_pass': this.loginForm.password
        });
        if (res.code == 200) //  return this.$message
        // .error('登陆失败'); 
        console.log(res);
        this.$message.success(res.msg);
        //1.将登录成功之后的token，保存到客户端的localStorage中
        //1.1项目中除了登录以外的其他api接口必须在登录之后才能访问
        //1.2token只应在当前网站打开期间生效，所以将token保存在localStorage中
        window.localStorage.setItem("token", res.data.token);
        //2.通过编程式导航跳转到后台主页，路由地址
        this.$router.push("/home");
      });
    },
  },
};
</script>

<style lang="less" scoped>
.login-container {
  /* background-color: #2b4b6b; */
  background: url("../assets/login-bg3.jpg") 0 0 no-repeat;
  background-size: 100% 100%;
  height: 100%;
}

.login_box {
  // opacity: 0.7;
  width: 450px;
  height: 300px;
  background-color: #ffffff;
  border-radius: 3px;
  position: absolute;
  top: 53%;
  left: 25%;
  transform: translate(-50%, -50%);
  .avatar_box {
    height: 130px;
    width: 130px;
    border: 1px solid #eee;
    border-radius: 50%;
    padding: 10px;
    box-shadow: 0 0 10px #ddd;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #fff;
    img {
      width: 100%;
      height: 100%;
      border-radius: 50%;
      background-color: #eee;
    }
  }
  .login_form {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
  }
  .btns {
    display: flex;
    justify-content: flex-end;
  }
  .sinpo {
    // display: flex;
    // margin: 30px auto;
    width: 100%;
  }
}
</style>